Find the circumference of circles quiz for students. The circumference of a circle is the same like the perimeter. It is a measure of the distance right round a circle. This quiz has different circles with different values to deduce from. Solve in problem and improve your skills. There is a formula for finding the circumference of circles which should be applied in solving the problems in this exercise. This quiz can be used to test students at home and in the classroom. This is exercise on finding the circumference is for students in 4th, 5th, 6th, and 7th grade.